– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 9 am Sun 01 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Sun 01 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sun 01 Mar Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 28mm), heaviest during Tue night. Very mild (max 11°C on Mon morning, min 4°C on Tue night). Wind will be generally light. | Days 4–6 Weather SummaryHeavy rain (total 34mm), heaviest during Thu afternoon. Mild temperatures (max 6°C on Fri night, min 2°C on Wed night). Wind will be generally light. | |||||||||||||||||
Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | Friday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  | | |  | |  |  | | |  | |
clear | clear | clear | some clouds | clear | some clouds | light rain | light rain | heavy rain | light rain | light rain | light rain | light rain | mod. rain | rain shwrs | light rain | light rain | mod. rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | 1.6 | 4 | 23 | 3 | 4 | 2 | 1.6 | 6 | 3 | 0.5 | 5 | 9 | |
max °C | 10 | 10 | 6 | 11 | 10 | 6 | 7 | 7 | 6 | 5 | 5 | 4 | 3 | 3 | 3 | 5 | 4 | 6 |
min °C | 8 | 7 | 5 | 9 | 7 | 6 | 7 | 6 | 4 | 5 | 4 | 2 | 3 | 3 | 3 | 4 | 4 | 5 |
8 | 7 | 5 | 9 | 7 | 6 | 4 | 4 | 4 | 5 | 2 | -1 | 3 | 2 | 3 | 4 | 2 | 3 | |
2100 | 2250 | 2300 | 2150 | 2150 | 2150 | 1800 | 1600 | 1500 | 1250 | 1300 | 1000 | 900 | 950 | 1050 | 1200 | 1250 | 2000 | |
Cloud base (m) | 8500 | 8650 | 8700 | 5350 | 6350 | 1500 | 550 | 550 | 600 | 600 | 600 | 650 | 600 | 600 | 600 | 800 | 600 | |
 | 6:48 | — | — | 6:47 | — | — | 6:45 | — | — | 6:43 | — | — | 6:41 | — | — | 6:39 | — | — |
 | — | 5:51 | — | — | 5:52 | — | — | 5:54 | — | — | 5:55 | — | — | 5:58 | — | — | 5:59 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 28mm), heaviest during Tue night. Very mild (max 11°C on Mon morning, min 4°C on Tue night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Heavy rain (total 34mm), heaviest during Thu afternoon. Mild temperatures (max 6°C on Fri night, min 2°C on Wed night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.